The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 28, 2017
Filed:
May. 24, 2016
Suzuki Motor Corporation, Shizuoka, JP;
National University Corporation Shizuoka University, Shizuoka, JP;
Naoyuki Suda, Shizuoka, JP;
Kunio Hayakawa, Shizuoka, JP;
SUZUKI MOTOR CORPORATION, Shizuoka, JP;
NATIONAL UNIVERSITY CORPORATION SHIZUOKA UNIVERSITY, Shizuoka, JP;
Abstract
A resin coat filmformed on a skirt portionof a pistonhas a four-sided outer peripheral region knurled at upper and lower regions thereof corresponding in a rear view of the pistonto an upper skirt partand a lower skirt partof the skirt portionextending in parallel with an axial direction of left and right piston pin boss portionsand, with a combination of short vertical groovesA andB and medium-length vertical groovesA andB extending in parallel with a central axis C of a piston crow portion, and at left and right edge regions thereof, with long vertical grooves